.zhang_nav{
    height: 100px;
    position: relative;
    .zhang_nav_left{
        margin-top: 20px;
        float: left;
    }
    .zhang_nav_right{
        margin-top: 40px;
        float: right;
        li{
            float: left;
            width: 100px;
            text-align: center;
            ol{
                z-index: 10;
                position: absolute;
                margin-top: 40px;
                display: none;
                background: white;
                width: 200px;
                height: 200px;
                li{
                    width: 100%;
                    height: 40px;
                    line-height: 40px;
                }
            }
        }
    }
    .zhang_nav_top{
        position: absolute;
        top: 0px;
        right: 30px;
        width: 100px;
            text-align: center;
            ol{
               z-index: 10;
                position: absolute;
                display: none;
                background: white;
                width: 200px;
                height: 50px;
                li{
                    width: 100%;
                    height: 40px;
                    line-height: 40px;
                } 
            }
        
    }
}
.zhang_footer{
    width: 100%;
    height: 100px;
    background: #212425;
    padding: 30px 0;
    text-align: center;
    .zhang_footer_one{
        width: 1000px;margin: 0 auto;

        ul{
//          float: left;
               margin-left: 80px;
            li{
                float: left;
                width: 90px;
                height: 14px;
                text-align: center;
                border-right: 1px solid #7E7E7E;
            }
            li:nth-of-type(7){
                border: none;
            }
        }
        .zhang_call{
            font-size: 20px;
        }
    }
    .zhang_hr{
        width: 1050px;
        margin: 20px auto;
        height: 1px;
        background: #888888;
    }
}
